Dasi, Bom

Cha Seo-Jin falls in love with Han Yi-Kyung, the older brother who lives next door with her since birth. Seo-Jin, who gradually develops feelings for him, confesses to Yi-Kyung, but he rejects him, saying he likes him as his younger brother, and they lose contact after their high school graduation. Then one day, Yi-Kyung and his son Gyul appear in...